Question

I hear Peter has gone to Mount Putuo for his holiday.-How nice!Do you know _?

选择题
A.when he left
B.when he was leaving
哪句是正确的？

Answer 1

选A
B过去进行时强调延续性

Answer 2

A吧，我不是很确定

Answer 3

应该是A，他都已经走了不是吗。